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| Do not Operate with covers removed. |
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| ARC | VOLTAGE |
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| Disconnect input power by unplugging |
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| power cord before servicing |
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| CONTROL | P.C. BOARD |
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| 5K |
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| 7 |
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| 7 |
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| R1 |
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| Do Not touch electrically live parts. |
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| 205 |
| 207 | H I G H V O L T A G E |
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| Only qualified persons should install, |
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| for aspecificdiagramparticular code is pasted inside the machine on one | isThisforNOTE:diagramreference only. It may not be accurate for all machines |
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| use or service this machine. |
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| 32A |
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| 32A |
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| * |
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| 206 |
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| c a n | k i l l |
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| GAS |
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| ( | J2 | ) |
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| JUMPERED | PLUG STANDARD |
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| SOLENOID |
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| ( | J1 | )* |
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| SPOT/STITCH | TIMER | OPTIONAL |
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| WIRE SPEED | N.C. |
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| THERMOSTAT |
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| 5K |
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| * |
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| (MOUNTED | TO |
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| R2 |
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| DIODE HEATSINK) |
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| 531 | 31A | 1 | 2 | 3 | 4 | 5 | 6 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
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| ( | J3 | ) |
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| 5 |
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| 1 |
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| 208 |
| 203 |
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| GUN TRIGGER |
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| WIRING DIAGRAMS | |||||||
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| 32 |
| 206 |
| 539 |
| 204 | 203 |
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| 212 | ||||||||
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| TO | GROUND |
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| 213A |
| (W) | |||||||
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| PER | NATIONAL |
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| 539 |
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| MOTOR |
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| ELECTRICAL | CODE |
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| + |
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| 204 |
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| 541 |
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| 203 |
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| (B) | |||||
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| OUTPUT | CHOKE |
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| WIRE FEED | MOTOR | ||||||||||
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| 24 | VAC |
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| L2 | L1 |
| AUX | WDG. |
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| 204 |
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| CIRCUIT |
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| S1 |
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| BREAKER |
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| 31A | 531 |
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| D1 |
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| D2 |
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| SWITCH |
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| 202 |
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| GUN | CABLE |
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| N.A. |
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| N.D. |
| 59,000 | f |
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| CONDUCTOR |
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| N.D. |
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| C1 | 40V |
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| BLOCK |
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| 32 |
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| 201 |
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| of the enclosure panels. | covered by this manual. The |
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| T1 |
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| N.B., | N.D. |
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| D4 |
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| ELECTRICAL | SYMBOLS | PER E1537 |
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| D3 |
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| 203 |
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| - |
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| TO |
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| LEAD COLOR | CODE: |
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| 203 |
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| WORK |
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| * |
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| LATCH |
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| NOTES: |
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| 1 | 2 | 3 |
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| 1 | 2 | 3 | 4 | 5 |
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| CONNECTOR | CAVITY | NUMBER |
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| N.A. | DIODES | D1 | & D3 ARE MOUNTED ON | THE | OUTSIDE | HEATSINK. |
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| N.B. | DIODES | D2 | & D4 ARE | MOUNTED | ON | THE | INSIDE | HEATSINK, |
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| 4 | 5 | 6 |
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WHICH IS CLOSEST | TO | THE CENTER | PANEL. |
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N.C. COMPONENT | VIEWED | FROM REAR. |
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N.D. BOLTED ALUMINUM CONNECTIONS REQUIRE T12837 JOINT |
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| CAVITY | NUMBERING | SEQUENCE |
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COMPOUND (DOW CORNING 340) | WHEN REATTACHING. |
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| (COMPONENT | SIDE | OF | BOARD) |
| CRM28481 | (3/98) |
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| M18196 |
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